[题目] 笛藤 P133

楼主: LOVEMOON3427 (没看过落枕吗...)   2016-11-10 10:48:59
书名:笛藤600字
页数:p.133 第5题
题目:
A supplier who has chronic trouble ______________
his obligations to a customer will quickly lose costomers.
A fulfill
B fulfills
C fulfilling
D fulfillment
疑问:为什么是C而不是B
就小弟看来who has...都是修饰前方supplier所以这边应该是选B吧?
楼主: LOVEMOON3427 (没看过落枕吗...)   2016-11-10 11:23:00
have trouble in Ving sth 然后in 省略吗?

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